.px2rem(@name, @px) {
    @{name}: @px / 75 * 1rem;
}
.txh{
	display: flex;
}
html,doby{
	width: 100%;
	height: 100%;
    background: #f7f7f7;
}
#box{
	header{
		.px2rem(height,84);
		.px2rem(line-height,84);
		width: 100%;
		position: fixed;
		top: 0;
		left: 0;
		background: #fff;
		border-bottom: 1px solid #ccc;
		ul{
            .txh;
            justify-content:space-between;
			li{
              .px2rem(margin-left,30);
		      .px2rem(margin-right,30);
		      .px2rem(font-size,30);
			}
		}

	}
	section{
		.px2rem(margin-top,84);
		.px2rem(margin-bottom,84);
		.menu{
			.px2rem(padding-top,120);
			.px2rem(padding-left,25);
			.px2rem(font-size,30);
			padding-bottom: 5%;
			border-bottom: 3px dashed #ccc;
			input{
				.px2rem(height,64);
				width: 60%;
				border:1px solid #ccc;
				.px2rem(border-radius,15);
			}
		}
		button{
			.px2rem(height,92);
			width: 80%;
			margin-left: 10%;
			margin-top: 5%;
			.px2rem(font-size,30);
			.px2rem(border-radius,15);
			background: #ffa300;
			color: #fff;
		}
	}
	
}